- 87 year old female
- Shortness of breath
- Recent NSTEMI
Baseline angiography found chronic total occlusion (CTO) of right coronary artery (RCA) and borderline ostial LM lesion. Visualized best in cranial projections. Caudal projections do not reveal LM disease.
Based on HD IVUS measurements the ostial LM lesion was not significant and was left untreated